344384065 has 4 divisors (see below), whose sum is σ = 413260884. Its totient is φ = 275507248.

The previous prime is 344384059. The next prime is 344384093. The reversal of 344384065 is 560483443.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 204032656 + 140351409 = 14284^2 + 11847^2 .

It is a cyclic number.

It is not a de Polignac number, because 344384065 - 2¹³ = 344375873 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34438402 + ... + 34438411.

It is an arithmetic number, because the mean of its divisors is an integer number (103315221).

Almost surely, 2^344384065 is an apocalyptic number.

It is an amenable number.

344384065 is a deficient number, since it is larger than the sum of its proper divisors (68876819).

344384065 is an equidigital number, since it uses as much as digits as its factorization.

344384065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68876818.

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 344384065 is about 18557.5878012203. The cubic root of 344384065 is about 700.9402772204.

It can be divided in two parts, 34438 and 4065, that added together give a triangular number (38503 = T₂₇₇).

The spelling of 344384065 in words is "three hundred forty-four million, three hundred eighty-four thousand, sixty-five".